1456143 has 8 divisors (see below), whose sum is σ = 2090928. Its totient is φ = 896064.

The previous prime is 1456127. The next prime is 1456157. The reversal of 1456143 is 3416541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1456143 - 2⁴ = 1456127 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1456123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18630 + ... + 18707.

It is an arithmetic number, because the mean of its divisors is an integer number (261366).

2^1456143 is an apocalyptic number.

1456143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1456143 is a deficient number, since it is larger than the sum of its proper divisors (634785).

1456143 is a wasteful number, since it uses less digits than its factorization.

1456143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37353.

The product of its digits is 1440, while the sum is 24.

The square root of 1456143 is about 1206.7075039130. The cubic root of 1456143 is about 113.3447326096.

The spelling of 1456143 in words is "one million, four hundred fifty-six thousand, one hundred forty-three".